[INFO] fetching crate zflags 0.1.2... [INFO] building zflags-0.1.2 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1 [INFO] extracting crate zflags 0.1.2 into /workspace/builds/worker-2-tc2/source [INFO] started tweaking crates.io crate zflags 0.1.2 [INFO] finished tweaking crates.io crate zflags 0.1.2 [INFO] tweaked toml for crates.io crate zflags 0.1.2 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate zflags 0.1.2 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 47 packages to latest compatible versions [INFO] [stderr] Adding clap v2.33.4 (available: v2.34.0) [INFO] [stderr] Adding ctor v0.1.26 (available: v0.5.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a91d7a557ef689e4367d2c0f34a7a727a7b2649a8dd2d8ff125be6b022cd06ca [INFO] running `Command { std: "docker" "start" "-a" "a91d7a557ef689e4367d2c0f34a7a727a7b2649a8dd2d8ff125be6b022cd06ca", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a91d7a557ef689e4367d2c0f34a7a727a7b2649a8dd2d8ff125be6b022cd06ca", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a91d7a557ef689e4367d2c0f34a7a727a7b2649a8dd2d8ff125be6b022cd06ca", kill_on_drop: false }` [INFO] [stdout] a91d7a557ef689e4367d2c0f34a7a727a7b2649a8dd2d8ff125be6b022cd06ca [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c08e936a3c144c8a5738aa039c6cc84aa8f8dc337ba137a41904f21a0e0be02c [INFO] running `Command { std: "docker" "start" "-a" "c08e936a3c144c8a5738aa039c6cc84aa8f8dc337ba137a41904f21a0e0be02c", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling iana-time-zone v0.1.64 [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling clap v2.33.4 [INFO] [stderr] Compiling chrono v0.4.42 [INFO] [stderr] Compiling ctor v0.1.26 [INFO] [stderr] Compiling comn-pms v0.1.0 [INFO] [stderr] Compiling zflags v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/lib.rs:37:38 [INFO] [stdout] | [INFO] [stdout] 37 | fn cmd_args_list(k: &'static str) -> &mut LinkedList { [INFO] [stdout] | ------- ^^^^^^^^^^^^^^^^^^^^^ the same lifetime is elided here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is named here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: consistently use `'static` [INFO] [stdout] | [INFO] [stdout] 37 | fn cmd_args_list(k: &'static str) -> &'static mut LinkedList { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `from` that must be used [INFO] [stdout] --> src/lib.rs:219:13 [INFO] [stdout] | [INFO] [stdout] 219 | Box::::from(*ptr); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 219 | let _ = Box::::from(*ptr); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.69s [INFO] running `Command { std: "docker" "inspect" "c08e936a3c144c8a5738aa039c6cc84aa8f8dc337ba137a41904f21a0e0be02c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c08e936a3c144c8a5738aa039c6cc84aa8f8dc337ba137a41904f21a0e0be02c", kill_on_drop: false }` [INFO] [stdout] c08e936a3c144c8a5738aa039c6cc84aa8f8dc337ba137a41904f21a0e0be02c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f1c6d690b8c207fb6046b9152b64d328723f096689433219056483f10d758ae3 [INFO] running `Command { std: "docker" "start" "-a" "f1c6d690b8c207fb6046b9152b64d328723f096689433219056483f10d758ae3", kill_on_drop: false }` [INFO] [stderr] Compiling zflags v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/lib.rs:37:38 [INFO] [stdout] | [INFO] [stdout] 37 | fn cmd_args_list(k: &'static str) -> &mut LinkedList { [INFO] [stdout] | ------- ^^^^^^^^^^^^^^^^^^^^^ the same lifetime is elided here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is named here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: consistently use `'static` [INFO] [stdout] | [INFO] [stdout] 37 | fn cmd_args_list(k: &'static str) -> &'static mut LinkedList { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `from` that must be used [INFO] [stdout] --> src/lib.rs:219:13 [INFO] [stdout] | [INFO] [stdout] 219 | Box::::from(*ptr); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 219 | let _ = Box::::from(*ptr); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/lib.rs:37:38 [INFO] [stdout] | [INFO] [stdout] 37 | fn cmd_args_list(k: &'static str) -> &mut LinkedList { [INFO] [stdout] | ------- ^^^^^^^^^^^^^^^^^^^^^ the same lifetime is elided here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is named here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: consistently use `'static` [INFO] [stdout] | [INFO] [stdout] 37 | fn cmd_args_list(k: &'static str) -> &'static mut LinkedList { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `from` that must be used [INFO] [stdout] --> src/lib.rs:219:13 [INFO] [stdout] | [INFO] [stdout] 219 | Box::::from(*ptr); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 219 | let _ = Box::::from(*ptr); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.37s [INFO] running `Command { std: "docker" "inspect" "f1c6d690b8c207fb6046b9152b64d328723f096689433219056483f10d758ae3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f1c6d690b8c207fb6046b9152b64d328723f096689433219056483f10d758ae3", kill_on_drop: false }` [INFO] [stdout] f1c6d690b8c207fb6046b9152b64d328723f096689433219056483f10d758ae3